TUBE AS 5081437 - Caterpillar

Removal Procedure
Care must be taken to ensure that fluids are contained during performance of inspection, maintenance, testing, adjusting, and repair of the product. Be prepared to collect the fluid with suitable containers before opening any compartment or disassembling any component containing fluids.Refer to Special Publication, NENG2500, "Dealer Service Tool Catalog" for tools and supplies suitable to collect and contain fluids on Cat products.Dispose of all fluids according to local regulations and mandates.
Do not open the high pressure fuel system without allowing the fuel system to purge. After the engine has shut down, allow the fuel system to purge for ten minutes. This operating fuel system contains high pressure. Exposure to high pressure fuel can result in personal injury.
Illustration 1 g03687277
Disconnect harness assembly (3).
Use a mirror to remove bolts (1). Remove fuel control valve (2).
Illustration 2 g03687361
Check O-ring seals (4), (5), and (6) on fuel control valve (2). Installation Procedure
Install fuel control valve (2) in the reverse order of removal.
Illustration 3 g03687382
Tighten bolts (1) in the sequence that is shown in Illustration 1.
Tighten bolts (1) to a torque of 6 N m (53 lb in).
Tighten bolts (1) to a torque of 12 N m (106 lb in).